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Union No. 4 Mine

Past Producer in Nye county in Nevada, United States with commodities Gold, Fluorine-Fluorite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10044303
MRDS ID M231700
Record type Site
Current site name Union No. 4 Mine
Related records 10271014

Geographic coordinates

Geographic coordinates: -117.06314, 38.53576 (WGS84)
Elevation 2201
Relative position 0.6 MILE E-SE OF MANHATTAN

Site location context

Political divisions (FIPS codes)

Nye(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Manhattan(quadrangle 1:24,000 scale)

Ione Valley(quadrangle 1:100,000 scale)

Tonopah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Big Smoky Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Nye

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 008N 044E 20 Nevada

Commodities

Commodity Importance
Gold Primary
Fluorine-Fluorite Critical Tertiary

Materials information

Materials Type of material
Fluorite Ore
Gold Ore

Alteration

  • (Local) Limestone Irregularly Altered To Coarsely Crystalline White Calcite.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name White Caps Limestone
    Rock description White Caps Limestone
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -117.06314, 38.53576
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description The Limestone Strikes N68w, Dip 48sw. Limestone Is Cut By Small Offset Faults. Gouge Along Fissures Indicates Post-Mineral Fault Movement.

Controls for ore emplacement

  • Mineralization Followed Small Fissures Which Offset The Limestone Slightly.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Manhattan District

Land status

Ownership category Federal

Ownership information

  • Type Owner
    Owner Dexter Union Mines Co.
    First year 1924

Comments on the production information

  • AMOUNT UNKNOWN

Comments on the workings information

  • WORKINGS CONSIST OF A 120 FT INCLINE SHAFT.

Reference information

Bibliographic references

  • Deposit

    FERGUSON, H.G., 1924, GEOL. AND ORE DEPOSITS OF THE MANHATTAN DISTRICT: USGS BULL 723, P. 154

General comments

Subject category Comment text
Deposit QUARTZ AND FLUORITE REPLACE LIMESTONE ALONG BEDDING FOR SHORT DISTANCES AWAY FROM FISSURES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1980 Wong, George (Roberts, Ralph) U.S. Geological Survey
Updater 01-MAY-1982 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.